B29D 2030/061
Means for forming passages under the tread surface
Official title: {Means for forming passages under the tread surface, e.g. undercuts, holes, channels, grooves}
B29D2030/061 (Means for forming passages under the tread surface) appears on 30 US grants and 30 published applications in this corpus.
Search patents in B29D- Granted patents
- 30
- Published applications
- 30
- Assignees
- 14
- Inventors
- 76
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 1 | 3 |
| 2006 | 0 | 2 |
| 2007 | 1 | 1 |
| 2008 | 2 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 2 | 3 |
| 2012 | 2 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 3 | 1 |
| 2018 | 0 | 4 |
| 2019 | 3 | 0 |
| 2020 | 2 | 2 |
| 2021 | 2 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Groove beneath sipe8 Sep 2026US 12,728,673 B2Apollo Tyres Global R&D B. V.
- Retreaded tire treads having improved submerged voids and methods for forming the same28 May 2024US 11,993,045 B2Compagnie Generale Des Etablissements Michelin
- Pneumatic tyre, tyre mold and method for manufacturing pneumatic tyre using the same4 Oct 2022US 11,458,775 B2Sumitomo Rubber Industries, Ltd.
- Mould for a tire tread comprising concealed channels8 Jun 2021US 11,027,509 B2Compagnie Generale Des Etablissements Michelin
- Retreaded tire treads having improved submerged voids and methods for forming the same23 Mar 2021US 10,953,617 B2Compagnie Generale Des Etablissements Michelin
- Tire tread with a bottom groove and a reinforcing structure with angles12 Feb 2026US 2026/0042320 A1The Goodyear Tire & Rubber Company
- Sipe blade, tire molding mold, and tire manufacturing method29 Feb 2024US 2024/0066821 A1Bridgestone Corporation
- Groove beneath sipe25 Jan 2024US 2024/0025212 A1Apollo Tyres Global R&D B. V.
- Retreaded tire treads having improved submerged voids and methods for forming the same24 Jun 2021US 2021/0187888 A1Compagnie Generale Des Etablissements Michelin
- Keyhole sipe blade25 Mar 2021US 2021/0086461 A1Bridgestone Americas Tire Operations, LLC
Most cited
By later US patents
- Tread including recessed channel and recessed incision and mold for tread56US 6,408,910 B1Compagnie Generale des Establishments Michelin-Michelin Cie · 2002
- Process and molding element for molding a groove in a tire tread25US 6,143,223 ACompagnie Generale des Etablissements Michelin - Michelin & Cie · 2000
- Method of treading tires15US 3,964,949 AKentredder Limited · 1976
- Tread mold15US 6,461,135 B1Michelin Recherche et Technique S. A. · 2002
- Tire tread mold14US 7,338,269 B2Michelin Recherche et Technique S. A. · 2008